WO2018180293A1 - Unité intérieure pour dispositif de climatisation - Google Patents

Unité intérieure pour dispositif de climatisation Download PDF

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Publication number
WO2018180293A1
WO2018180293A1 PCT/JP2018/008688 JP2018008688W WO2018180293A1 WO 2018180293 A1 WO2018180293 A1 WO 2018180293A1 JP 2018008688 W JP2018008688 W JP 2018008688W WO 2018180293 A1 WO2018180293 A1 WO 2018180293A1
Authority
WO
WIPO (PCT)
Prior art keywords
water
indoor unit
drain pan
protrusion
drain
Prior art date
Application number
PCT/JP2018/008688
Other languages
English (en)
Japanese (ja)
Inventor
順道 宇野
Original Assignee
三菱重工サーマルシステムズ株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 三菱重工サーマルシステムズ株式会社 filed Critical 三菱重工サーマルシステムズ株式会社
Priority to EP18778355.0A priority Critical patent/EP3543621A4/fr
Priority to AU2018246201A priority patent/AU2018246201B2/en
Publication of WO2018180293A1 publication Critical patent/WO2018180293A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/22—Means for preventing condensation or evacuating condensate
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/24—Means for preventing or suppressing noise

Definitions

  • the present invention relates to an indoor unit of an air conditioner provided with a drain pan for discharging drain water.
  • the indoor unit of the air conditioner is provided with a drain pan for collecting drain water condensed by the heat exchanger at the time of cooling or the like and discharging the collected drain water to the outside.
  • Patent Document 1 discloses, in an indoor unit provided with a drain pan, guiding drain water with a soft guide member and dropping the drain water into the drain pan via a heat transfer pipe in contact with the downstream side of the soft guide member. There is.
  • This invention is made in view of such a situation, Comprising: It aims at providing the indoor unit of the air conditioning apparatus provided with the drain pan which can reduce a landing sound.
  • the indoor unit of the air conditioning apparatus of this invention employ
  • An indoor unit of an air conditioning apparatus comprising: a drain pan for receiving water led from a water flow path, wherein the drain pan includes a protrusion at a position where water dripping from the water flow path falls.
  • the water condensed by the heat exchanger is led to the flow channel and flows into the drain pan.
  • the drain pan is provided with a projection at a position where water drips from the water flow channel. As a result, the dropped water collides with the projection and then flows into the drain pan, so that the water does not drop directly on the water surface stored in the drain pan. Therefore, it is possible to reduce the landing sound when the water droplets land on the water surface.
  • the protrusion is provided to protrude from the side wall of the drain pan, and includes a laterally positioned shoulder along the side wall There is.
  • the protrusion By providing the protrusion on the side wall of the drain pan, the protrusion can be installed in the vicinity of the position where water drips from the flowing water channel. Then, by providing the protrusion with a laterally extending shoulder along the side wall, the droplet may contact the droplet at the shoulder even if the position dropped from the water flow passage is shifted in the lateral direction. It is possible to surely reduce the landing sound.
  • the tip of the shoulder portion faces upward.
  • the drop can flow downward even if the drop is attached to the tip of the shoulder, and retention of water can be avoided.
  • the protrusion has a substantially cross shape when the protrusion is viewed from the front.
  • the protrusion By configuring the protrusion to have a substantially cross shape when the protrusion is viewed from the front, the upper end of the portion extending in the vertical direction of the cross shape is mainly in contact with water droplets, and water drips Even if the position is shifted, it is possible to contact the water drop at any of the laterally extending shoulders of the cross shape. As described above, the landing sound can be reliably reduced with a simple projection shape.
  • an inverted V shape, an inverted U shape, or a comb shape in which a plurality of portions extending in the vertical direction are arranged in the lateral direction may be used.
  • FIG. 7 It is a perspective view showing the indoor unit concerning one embodiment of the present invention. It is the perspective view which showed the inside of the indoor unit of FIG. It is the perspective view which showed a part of drainage path of an indoor unit. It is the elements on larger scale which expanded and showed a part of drainage path of an indoor unit. It is the perspective view which showed the projection part of FIG. It is the front view seen from the VI direction of FIG. It is the side view which showed the projection part of FIG. It is the front view which looked at FIG. 7 from the VIII direction. It is the front view which showed the modification of a projection part. It is the front view which showed the modification of a projection part.
  • the indoor unit 1 is in the form of a wall, and sucks in room air from above and blows out air-conditioned air from below to the room.
  • the indoor unit 1 is connected to an outdoor unit (not shown), receives supply of refrigerant compressed by the outdoor unit, and adjusts the temperature of the indoor air to a predetermined temperature by the indoor heat exchanger provided inside the indoor unit 1 Do.
  • the interior of the indoor unit 1 is shown in FIG. In the same figure, the indoor heat exchanger and the fan are shown removed.
  • the base plate 3 installed on the wall of the room is formed with the water flow path 5 to which the drain water condensed by the indoor heat exchanger is introduced.
  • the water flow path 5 is a groove extending in the lateral direction (horizontal direction) of the base plate 3.
  • Above the water flow passage 5 is provided an installation surface 6 that supports the lower surface of the indoor heat exchanger.
  • the water flow path 5 is inclined downward to the left, whereby the drain water is led to the left as shown by the arrow A1.
  • the inclination direction of the water flow passage 5 may be rightward.
  • the water flow passage 5 is formed so as to be bent at a substantially right angle at the left end of the indoor unit 1 and directed downward.
  • a drain pan 7 is provided below the base plate 3 so as to receive drain water flowing down from the lower end of the water flow path 5. The drain pan 7 temporarily stores drain water and discharges it to the outside of the indoor unit 1.
  • FIG. 1 A partially enlarged view of a region where drain water flows from the flowing water channel 5 to the drain pan 7 is shown in FIG.
  • a weir 5 a for guiding drain water to the drain pan 7 is provided. Drain water is dropped downward from the tip (lower end) of the weir 5a.
  • the projection 10 is provided on the side wall 7 a of the drain pan 7 below the weir 5 a. Below the protrusion 10, a drain port 7b for draining drain water to the outside of the indoor unit 1 is formed.
  • reference numeral 12 denotes a fan for blowing air.
  • the protrusion 10 is provided to protrude from the side wall 7 a of the drain pan 7.
  • the protrusion 10 includes a vertical portion 10a extending in the vertical direction and a shoulder portion 10b extending in the lateral direction so as to cross both sides of the vertical portion 10a.
  • the upper end of the vertical portion 10a is disposed immediately below the weir 5a. Thus, the drain water dripping from the weir 5a is directly received.
  • the shoulder portion 10 b stands obliquely upward from the side wall 7 a of the drain pan 7. As described above, the shoulder portion 10 b is provided to be directed obliquely upward, so that drain water can be smoothly flowed downward.
  • the protrusion 10 has a substantially cruciform shape when viewed from the front in the direction in which the shoulder 10 b stands (direction of arrow VI). That is, the shoulder portion 10 b is provided so as to intersect at right angles with the vertical portion 10 a.
  • the vertical portion 10a has an upper side 10a1 extending in a substantially horizontal direction, and is connected to the upper side 10a1 and diagonally downward and connected to the side wall 7a.
  • the shoulder 10 b extends in a direction parallel to the oblique side 10 a 2.
  • the drain water condensed by the indoor heat exchanger is led to the flowing water channel 5 and flows from the weir 5 a to the drain pan 7.
  • the side wall 7 a of the drain pan 7 is provided with a protrusion 10 at a position where the drain water drips from the water flow channel 5. More specifically, the upper side 10a1 of the vertical portion 10a is located immediately below the weir 5a.
  • the drain water to be dropped collides with the protrusion 10 and then flows into the drain pan 7 so that the water does not directly land on the water surface stored in the drain pan 7. Therefore, it is possible to reduce the landing sound when the water droplets land on the water surface.
  • the protrusion 10 By providing the protrusion 10 on the side wall 7 a of the drain pan 7, the protrusion 10 can be positioned in the vicinity of the weir 5 a of the water flow channel 5. Then, by providing the shoulder 10b extending in the lateral direction along the side wall 7a in the projection 10, even if the position where the drain water drips from the weir 5a is shifted in the lateral direction, the shoulder 10b It can be in contact with the droplet, and the landing sound can be reduced reliably.
  • the protrusion 10 is configured to have a substantially cruciform shape when viewed from the front in the projecting direction of the shoulder 10 b of the protrusion 10 (direction of arrow VI in FIG. 5), thereby extending in the vertical direction of the cruciform
  • the upper side 10a1 of the vertical portion 10a is mainly in contact with the water droplet, and even if the water dripping position is shifted, the water droplet is in contact with the water droplet somewhere in the laterally extending shoulder 10b of the cross shape. can do.
  • the landing sound can be reliably reduced with a simple projection shape.
  • the shoulder 10b is formed so that the upper end 10b1 of the shoulder 10b is directed obliquely upward, the droplet can flow downward even when the droplet adheres to the upper end 10b1 of the shoulder 10b, It is possible to avoid stagnation.
  • the above-mentioned projection part 10 is made into substantially cross shape when it is a front view, it can deform
  • the protrusion 10 ′ when viewed from the front, the protrusion 10 ′ may be formed in an inverted V shape.
  • the upper tip 10'a is mainly for receiving droplets
  • the laterally extending shoulders 10'b are for receiving droplets when the drip of the drain water is shifted to the side. Do.
  • the projection 10 ′ ′ when viewed from the front, may have a comb-tooth shape in which a plurality of vertical portions 10′′a and 10′′b extending in the vertical direction are arranged in the lateral direction.
  • the liquid is dropped if the drip of drain water is shifted to the side at the vertical portion (shoulder portion) 10′′b located at the side. Get to receive drops.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)

Abstract

L'invention concerne une unité intérieure pour un dispositif de climatisation, l'unité intérieure comprenant : une base sur laquelle est installé un échangeur de chaleur intérieur et comportant à son intérieur un passage d'écoulement d'eau (5) destiné à recevoir de l'eau d'évacuation gouttant à partir de l'échangeur de chaleur intérieur ; et un bac de récupération (7) destiné à recevoir l'eau guidée à partir du passage d'écoulement d'eau (5) dans la base. Le bac de récupération (7) est muni d'une saillie (10) au niveau d'un emplacement sur lequel tombe l'eau gouttant à partir d'une gouttière (5a) pour le passage d'écoulement d'eau (5). La saillie (10) est munie d'une section verticale (10a) s'étendant verticalement et d'épaulements (10b) s'étendant latéralement.
PCT/JP2018/008688 2017-03-31 2018-03-07 Unité intérieure pour dispositif de climatisation WO2018180293A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP18778355.0A EP3543621A4 (fr) 2017-03-31 2018-03-07 Unité intérieure pour dispositif de climatisation
AU2018246201A AU2018246201B2 (en) 2017-03-31 2018-03-07 Indoor unit for air conditioning device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017070983A JP6903465B2 (ja) 2017-03-31 2017-03-31 空気調和装置の室内機
JP2017-070983 2017-03-31

Publications (1)

Publication Number Publication Date
WO2018180293A1 true WO2018180293A1 (fr) 2018-10-04

Family

ID=63675353

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2018/008688 WO2018180293A1 (fr) 2017-03-31 2018-03-07 Unité intérieure pour dispositif de climatisation

Country Status (4)

Country Link
EP (1) EP3543621A4 (fr)
JP (1) JP6903465B2 (fr)
AU (1) AU2018246201B2 (fr)
WO (1) WO2018180293A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09133375A (ja) * 1995-11-09 1997-05-20 Matsushita Electric Ind Co Ltd 空気調和機の結露水処理装置
JPH1123006A (ja) * 1997-06-27 1999-01-26 Sharp Corp ドレン水貯溜装置
JPH11211134A (ja) 1998-01-21 1999-08-06 Daikin Ind Ltd 空気調和機
JP2008215714A (ja) * 2007-03-05 2008-09-18 Matsushita Electric Ind Co Ltd 空気調和機

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3312109B2 (ja) * 1997-06-27 2002-08-05 シャープ株式会社 ドレン水貯溜装置
KR101649974B1 (ko) * 2009-05-06 2016-08-23 삼성전자 주식회사 자동세척장치의 세척액 저장탱크장치 및 이를 갖는 공기조화기
CN204611980U (zh) * 2015-04-30 2015-09-02 广东美的制冷设备有限公司 空调器室内机和空调器
CN205037540U (zh) * 2015-09-24 2016-02-17 广东美的制冷设备有限公司 空调器和空调器的接水盘
CN105953390B (zh) * 2016-05-17 2019-02-01 珠海格力电器股份有限公司 风道组件及具有其的空调器
CN105864993B (zh) * 2016-05-17 2019-03-29 珠海格力电器股份有限公司 风道组件及具有其的空调器

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09133375A (ja) * 1995-11-09 1997-05-20 Matsushita Electric Ind Co Ltd 空気調和機の結露水処理装置
JPH1123006A (ja) * 1997-06-27 1999-01-26 Sharp Corp ドレン水貯溜装置
JPH11211134A (ja) 1998-01-21 1999-08-06 Daikin Ind Ltd 空気調和機
JP2008215714A (ja) * 2007-03-05 2008-09-18 Matsushita Electric Ind Co Ltd 空気調和機

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP3543621A4

Also Published As

Publication number Publication date
EP3543621A1 (fr) 2019-09-25
JP6903465B2 (ja) 2021-07-14
EP3543621A4 (fr) 2019-12-25
JP2018173213A (ja) 2018-11-08
AU2018246201A1 (en) 2019-07-11
AU2018246201B2 (en) 2020-05-07

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